bsd/kern/uipc_mbuf.c

713 #define	EXTF_COMPOSITE	0x1
721 #define	EXTF_MASK	(EXTF_COMPOSITE | EXTF_READONLY)
727 	(MEXT_REF(m) == 0 && (MEXT_FLAGS(m) & EXTF_MASK) == EXTF_COMPOSITE)
2238 		 * and clear EXTF_COMPOSITE flag from the mbuf, as we are
2455 			MBUF_16KCL_INIT(ms, cl, rfa, 0, EXTF_COMPOSITE);
2457 			MBUF_BIGCL_INIT(ms, cl, rfa, 0, EXTF_COMPOSITE);
2459 			MBUF_CL_INIT(ms, cl, rfa, 0, EXTF_COMPOSITE);
3277 		composite = (MEXT_FLAGS(m) & EXTF_COMPOSITE);
3348 		composite = (MEXT_FLAGS(m) & EXTF_COMPOSITE);
4177 			composite = (MEXT_FLAGS(m) & EXTF_COMPOSITE);